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1 /* |
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2 * Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of the License "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * |
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16 */ |
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17 |
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18 |
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19 // INCLUDE FILES |
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20 #include <limits.h> |
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21 #include "NetworkObserver.h" |
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22 #include "SystemInfoPlugin.h" |
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23 |
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24 // ============================ MEMBER FUNCTIONS =============================== |
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25 |
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26 // ----------------------------------------------------------------------------- |
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27 // CNetworkObserver::NewL |
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28 // Two-phased constructor. |
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29 // ----------------------------------------------------------------------------- |
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30 CNetworkObserver* CNetworkObserver::NewL( CSystemInfoPlugin* aPlugin ) |
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31 { |
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32 CNetworkObserver* self = new (ELeave) CNetworkObserver( aPlugin ); |
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33 CleanupStack::PushL( self ); |
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34 self->ConstructL(); |
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35 CleanupStack::Pop( self ); |
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36 return self; |
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37 } |
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38 |
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39 // ----------------------------------------------------------------------------- |
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40 // CNetworkObserver::CNetworkObserver |
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41 // C++ default constructor can NOT contain any code, that |
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42 // might leave. |
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43 // ----------------------------------------------------------------------------- |
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44 CNetworkObserver::CNetworkObserver( CSystemInfoPlugin* aPlugin ) |
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45 : iSystemInfoPlugin( aPlugin ), |
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46 iSignalPckg( iSignal ), |
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47 iRegistrationStatusPckg( iRegistrationStatus ), |
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48 iNetworkInfoPckg( iNetworkInfo ) |
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49 { |
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50 } |
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51 |
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52 // ----------------------------------------------------------------------------- |
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53 // CNetworkObserver::ConstructL |
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54 // Symbian 2nd phase constructor can leave. |
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55 // ----------------------------------------------------------------------------- |
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56 void CNetworkObserver::ConstructL() |
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57 { |
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58 iSignalObserver = CSystemInfoObserver::NewL( this, EIdSignalStrength ); |
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59 iRegistrationStatusObserver = CSystemInfoObserver::NewL( this, EIdRegistrationStatus ); |
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60 iNetworkInfoObserver = CSystemInfoObserver::NewL( this, EIdNetworkInfo ); |
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61 |
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62 iTelephony = CTelephony::NewL(); |
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63 iTelephony2 = CTelephony::NewL(); |
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64 iTelephony3 = CTelephony::NewL(); |
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65 |
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66 // bootstrap monitoring |
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67 |
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68 // signal |
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69 iSignal.iSignalStrength = INT_MIN; // default indicates unknown |
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70 iSignal.iBar = CHAR_MIN; // default indicates unknown |
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71 iSignalObserver->RequestNotificationL(); |
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72 |
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73 // registration status |
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74 iRegistrationStatus.iRegStatus = CTelephony::ERegistrationUnknown; // default |
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75 iRegistrationStatusObserver->RequestNotificationL(); |
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76 |
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77 // network info |
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78 iNetworkInfo.iDisplayTag.Copy(_L("")); // default indicates unknown |
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79 iNetworkInfoObserver->RequestNotificationL(); |
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80 } |
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81 |
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82 // ----------------------------------------------------------------------------- |
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83 // CNetworkObserver::~CNetworkObserver() |
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84 // Destructor |
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85 // ----------------------------------------------------------------------------- |
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86 CNetworkObserver::~CNetworkObserver() |
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87 { |
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88 delete iSignalObserver; |
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89 delete iRegistrationStatusObserver; |
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90 delete iRegistrationStatusChangedFunction; |
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91 delete iNetworkInfoObserver; |
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92 delete iTelephony; |
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93 delete iTelephony2; |
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94 delete iTelephony3; |
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95 } |
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96 |
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97 // ----------------------------------------------------------------------------- |
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98 // CNetworkObserver::SignalBars |
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99 // ----------------------------------------------------------------------------- |
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100 TInt CNetworkObserver::SignalBars() const |
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101 { |
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102 if ( !iSignalStarted ) |
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103 { |
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104 return INT_MIN; // value indicates unknown |
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105 } |
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106 return iSignal.iBar; |
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107 } |
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108 |
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109 // ----------------------------------------------------------------------------- |
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110 // CNetworkObserver::RegistrationStatus |
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111 // ----------------------------------------------------------------------------- |
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112 TInt CNetworkObserver::RegistrationStatus() const |
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113 { |
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114 TInt s = iRegistrationStatus.iRegStatus; |
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115 // explicitly map enum values in case CTelephony API changes. |
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116 switch ( s ) |
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117 { |
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118 case CTelephony::ERegistrationUnknown: |
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119 s = 0; |
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120 break; |
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121 case CTelephony::ENotRegisteredNoService: |
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122 s = 1; |
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123 break; |
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124 case CTelephony::ENotRegisteredEmergencyOnly: |
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125 s = 2; |
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126 break; |
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127 case CTelephony::ENotRegisteredSearching: |
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128 s = 3; |
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129 break; |
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130 case CTelephony::ERegisteredBusy: |
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131 s = 4; |
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132 break; |
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133 case CTelephony::ERegisteredOnHomeNetwork: |
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134 s = 5; |
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135 break; |
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136 case CTelephony::ERegistrationDenied: |
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137 s = 6; |
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138 break; |
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139 case CTelephony::ERegisteredRoaming: |
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140 s = 7; |
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141 break; |
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142 default: |
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143 s = 0; |
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144 break; |
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145 }; |
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146 |
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147 return s; |
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148 } |
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149 |
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150 // ----------------------------------------------------------------------------- |
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151 // CNetworkObserver::NetworkName |
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152 // ----------------------------------------------------------------------------- |
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153 const TDesC& CNetworkObserver::NetworkName() const |
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154 { |
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155 return iNetworkInfo.iDisplayTag; |
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156 } |
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157 |
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158 // ----------------------------------------------------------------------------- |
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159 // CNetworkObserver::RequestNotificationL |
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160 // ----------------------------------------------------------------------------- |
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161 void CNetworkObserver::RequestNotificationL( TIdNetworkItem aId, HBufC8* aFunctionName ) |
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162 { |
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163 if ( aId == EIdRegistrationStatus ) |
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164 { |
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165 delete iRegistrationStatusChangedFunction; |
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166 iRegistrationStatusChangedFunction = aFunctionName; |
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167 // already monitoring, don't request notification again |
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168 } |
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169 } |
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170 |
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171 // ----------------------------------------------------------------------------- |
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172 // CNetworkObserver::SubscribeL |
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173 // ----------------------------------------------------------------------------- |
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174 void CNetworkObserver::SubscribeL( TInt aId, TRequestStatus& aStatus ) |
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175 { |
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176 if ( aId == EIdSignalStrength ) |
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177 { |
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178 if ( iSignalStarted ) |
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179 { |
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180 iTelephony->NotifyChange( aStatus, |
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181 CTelephony::ESignalStrengthChange, |
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182 iSignalPckg ); |
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183 } |
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184 else |
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185 { |
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186 iTelephony->GetSignalStrength( aStatus, iSignalPckg ); |
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187 } |
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188 } |
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189 else if ( aId == EIdRegistrationStatus ) |
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190 { |
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191 if ( iRegistrationStatusStarted ) |
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192 { |
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193 iTelephony2->NotifyChange( aStatus, |
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194 CTelephony::ENetworkRegistrationStatusChange, |
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195 iRegistrationStatusPckg ); |
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196 } |
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197 else |
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198 { |
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199 iTelephony2->GetNetworkRegistrationStatus( aStatus, iRegistrationStatusPckg ); |
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200 } |
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201 } |
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202 else if ( aId == EIdNetworkInfo ) |
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203 { |
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204 if ( iNetworkInfoStarted ) |
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205 { |
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206 iTelephony3->NotifyChange( aStatus, |
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207 CTelephony::ECurrentNetworkInfoChange, |
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208 iNetworkInfoPckg ); |
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209 } |
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210 else |
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211 { |
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212 iTelephony3->GetCurrentNetworkInfo( aStatus, iNetworkInfoPckg ); |
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213 } |
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214 } |
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215 } |
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216 |
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217 // ----------------------------------------------------------------------------- |
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218 // CNetworkObserver::UpdateL |
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219 // ----------------------------------------------------------------------------- |
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220 void CNetworkObserver::UpdateL( TInt aId ) |
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221 { |
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222 if ( aId == EIdSignalStrength ) |
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223 { |
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224 iSignalStarted = 1; |
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225 } |
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226 else if ( aId == EIdRegistrationStatus ) |
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227 { |
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228 iRegistrationStatusStarted = 1; |
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229 if ( iRegistrationStatusChangedFunction ) |
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230 { |
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231 iSystemInfoPlugin->InvokeCallback( *iRegistrationStatusChangedFunction, NULL, 0 ); |
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232 } |
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233 } |
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234 else if ( aId == EIdNetworkInfo ) |
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235 { |
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236 iNetworkInfoStarted = 1; |
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237 // FUTURE add callback to script API |
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238 } |
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239 } |
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240 |
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241 // ----------------------------------------------------------------------------- |
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242 // CNetworkObserver::Cancel |
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243 // ----------------------------------------------------------------------------- |
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244 void CNetworkObserver::Cancel( TInt aId ) |
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245 { |
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246 if ( aId == EIdSignalStrength ) |
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247 { |
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248 (void) iTelephony->CancelAsync( ( iSignalStarted ? |
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249 CTelephony::ESignalStrengthChangeCancel |
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250 : CTelephony::EGetSignalStrengthCancel ) ); |
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251 } |
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252 else if ( aId == EIdRegistrationStatus ) |
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253 { |
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254 (void) iTelephony2->CancelAsync( ( iRegistrationStatusStarted ? |
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255 CTelephony::ENetworkRegistrationStatusChangeCancel |
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256 : CTelephony::EGetNetworkRegistrationStatusCancel ) ); |
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257 } |
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258 else if ( aId == EIdNetworkInfo ) |
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259 { |
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260 (void) iTelephony3->CancelAsync( ( iNetworkInfoStarted ? |
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261 CTelephony::ECurrentNetworkInfoChangeCancel |
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262 : CTelephony::EGetCurrentNetworkInfoCancel ) ); |
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263 } |
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264 } |
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265 |
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266 // ----------------------------------------------------------------------------- |
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267 // CNetworkObserver::Close |
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268 // ----------------------------------------------------------------------------- |
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269 void CNetworkObserver::Close( TInt /*aId*/ ) |
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270 { |
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271 } |
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272 |
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273 // End of File |